Alert archive / Florida / Tornado Warnings in 2008

Tornado Warning 28, NWS Melbourne, FL

October 9, 2008Volusia County, Florida

NWS Melbourne, FL issued this tornado warning at Oct 9, 2008, 4:30 PM EDT for Volusia County, Florida. It was in force for 60 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Oct 9, 2008, 4:30 PM EDT (20:30 UTC)
Expired: Oct 9, 2008, 5:30 PM EDT
In force: 60 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon

County Volusia County, FL

What was reported inside it

Time	Report	Where	Remark
Oct 9, 5:23 PM EDT	HAIL 0.75	Ormond Beach, FL	ORMOND BEACH PD
Oct 9, 5:25 PM EDT	HAIL 0.7	N Ormond Beach, FL	SR40 AND US HWY 1
Oct 9, 5:30 PM EDT	TSTM WND DMG	Daytona Beach, FL	TREES DOWN 602 TOMOKA ROAD
Oct 9, 5:30 PM EDT	TSTM WND DMG	Holly Hill, FL	TREES DOWN ANNISTON AVE AND FLOMICH STREET

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 8.5 hours before the alert went out and 109 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1590 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 679 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -23 m²/s²
0-3 km storm-relative helicity: -3 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS52 KMLB 092030
TORMLB
FLC127-092130-
/O.NEW.KMLB.TO.W.0028.081009T2030Z-081009T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
430 PM EDT THU OCT 9 2008

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN VOLUSIA COUNTY IN EAST CENTRAL FLORIDA...
  THIS INCLUDES THE CITIES OF...SOUTH DAYTONA...ORMOND BEACH...HOLLY
  HILL...DE LEON SPRINGS...DAYTONA BEACH...BARBERVILLE...

* UNTIL 530 PM EDT

* AT 427 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM WOTH BROAD BUT PERSISTENT ROTATION...AND
  CAPABLE OF PRODUCING A TORNADO NEAR DE LEON SPRINGS...MOVING
  NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  DAYTONA BEACH INTL SPEEDWAY AND DAYTONA BEACH SPEEDWAY BY 515 PM
  EDT...

  HOLLY HILL...DAYTONA BEACH AND 8 MILES NORTHWEST OF SOUTH DAYTONA
  BY 520 PM EDT...

  ORMOND BEACH...HOLLY HILL AND ORMOND BY THE SEA BY 525 PM EDT...

THIS STORM IS CAPABLE OF PRODUCING A TORNADO AT ANY TIME. PEOPLE IN
THE PATH OF THIS STORM SHOULD ACT NOW IN ORDER TO PROTECT THEMSELVES.
DO NOT WAIT FOR THE TORNADO TO DEVELOP BEFORE ACTING...YOU MAY NOT
SEE OR HEAR ITS APPROACH. DO NOT GET CAUGHT OFF GUARD

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR...IN AN INTERIOR ROOM SUCH AS A BATHROOM OR CLOSET.
KEEP AWAY FROM WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF
STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.

EVACUATE MOBILE HOMES OR VEHICLES FOR MORE SUBSTANTIAL SHELTER. IF NO
SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 2932 8104 2929 8103 2925 8100 2917 8097
      2904 8142 2920 8150 2927 8135 2927 8116
      2936 8115 2940 8108
TIME...MOT...LOC 2030Z 246DEG 20KT 2916 8136

$$

1 follow-up statement

000 
WWUS52 KMLB 092110
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
510 PM EDT THU OCT 9 2008

FLC127-092130-
/O.CON.KMLB.TO.W.0028.000000T0000Z-081009T2130Z/
VOLUSIA FL-
510 PM EDT THU OCT 9 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR NORTHERN
VOLUSIA COUNTY...

AT 510 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A ROTATING STORM APPROACHING HOLLY HILL...DAYTONA BEACH AND 
ORMOND BEACH...AND ANOTHER EAST OF DELEON SPRINGS. THE STORMS WERE
MOVING NORTHEAST AT 25 MPH.

THE STORM WILL BE NEAR...

  HOLLY HILL...ORMOND BEACH...DAYTONA BEACH AND TOMOKA ESTATES BY 515
  PM EDT...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
COIN SIZED HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

LAT...LON 2932 8104 2929 8103 2925 8100 2917 8097
      2904 8142 2920 8150 2927 8135 2927 8116
      2936 8115 2940 8108
TIME...MOT...LOC 2108Z 246DEG 20KT 2924 8110

$$


CRISTALDI

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 9, 3:50 PM EDT	Severe Thunderstorm Warning	MLB	Lake, Volusia	40 min
Oct 9, 3:52 PM EDT	Severe Thunderstorm Warning	MLB	Lake	68 min
Oct 9, 4:25 PM EDT	Special Marine Warning	MLB		95 min
Oct 9, 4:51 PM EDT	Tornado Warning	MLB	Lake, Volusia	54 min
Oct 9, 5:30 PM EDT	Severe Thunderstorm Warning	MLB	Volusia	60 min
Oct 9, 5:49 PM EDT	Areal Flood Advisory	MLB	Lake, Seminole, Volusia	116 min
Oct 9, 5:58 PM EDT	Special Marine Warning	MLB		62 min
Oct 9, 6:31 PM EDT	Severe Thunderstorm Warning	MLB	Brevard, Seminole, Volusia	59 min
Oct 9, 6:38 PM EDT	Severe Thunderstorm Warning	MLB	Orange	57 min
Oct 9, 6:54 PM EDT	Special Marine Warning	MLB		96 min
Oct 9, 7:33 PM EDT	Areal Flood Advisory	MLB	Brevard, Orange, Seminole	57 min

Nearby

Tornado Warnings in Florida, 2008 Every tornado warning in 2008 Tornadoes in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.